A Tron sequel teases the ultimate programmer showdown, but the original film makes one villain suspiciously hireable.

Joe Conway argues against Objective-C's dot notation for method calls, claiming it blurs the line between field access and code invocation.

Apple's iPhone App Store approval process is so vague and arbitrary that even talented developers are walking away.

NULL in SQL is a Frankenstein monster of conflicting philosophies, and learning its quirks—like why aggregates ignore them—requires painful experience.

Watch the PGDay San Jose 2009 sessions now: PostgreSQL 8.4 administration, pg_Migrator upgrades, monitoring best practices, and more.

Why Mercurial won over Git and Bazaar for one developer's workflow, and why you should stop arguing about VCS tools and start shipping code.

We've grown lazy relying on Google to deliver customers.

Content you don't control on someone else's platform isn't really yours. Back up what matters.

Server failures aren't bad luck—they're inevitable. Before you commit to that bargain hosting plan, ask yourself if you're ready for the consequences.

Stop calling production problems "beta." If your service is live to the public, it's deployed—and you're responsible for what breaks.